GET TO KNOW YOUR OILS
Lemon Eucalyptus
Corymbia citriodora
Chemotype: citronellal-rich type
- PLANT PART
- leaves
- EXTRACTION
- steam distillation
- AROMA NOTE
- top-mid
LEARN AS YOU COMPARE
What’s inside this oil?
Constituents are the natural chemicals that give an oil its character. See the main ones, learn what they do, and explore differences between batches.
Meet the main constituents, then select one to see what makes it interesting.
FOLLOW YOUR SENSES
Aroma & character
A closer look at this oil's scent, strength, and staying power.
- Aroma intensity
- 60 / 100
- Note layer
- top-mid
If you like this scent, explore
A LITTLE CARE GOES A LONG WAY
Using it thoughtfully
Read the full safety context before bringing this oil into your routine.
- Cited dermal maximum · leave-on
- No restriction cited
- Phototoxicity
- Not flagged in this profile
- Oxidation risk
- medium
A cited maximum is a limit, not a suggested dilution. Missing restrictions do not establish safety.
No furocoumarin-based phototoxic restriction was identified for Corymbia citriodora leaf oil in the consulted public sources.
Contraindications & cautions
- minorThere isn't enough reliable safety data to confirm lemon eucalyptus oil is safe during pregnancy or breastfeeding; consumer health guidance recommends avoiding use during these periods as a precaution.
- minorThe oil's dominant aldehyde, citronellal, can act as a moderate skin allergen at higher use levels (Tisserand and Young note this above roughly 3% dilution), even though controlled testing at 10% on volunteers showed no irritation or sensitization; dilute before topical use and patch test on sensitive skin.
Explore measured chemistry from supplier batches
A supplier report describes a particular sample. Open this workspace to investigate measured constituents and their original documents.
THE SCIENCE BEHIND THE SCENT
Inside the oil
An oil's character comes from its natural chemical composition. Explore each constituent to understand the connections.
About this composition
This profile is anchored to a public Plant Therapy / PhytoChemia GC report for Eucalyptus citriodora and cross-checked against AromaWeb's Corymbia citriodora profile. The generic lemon eucalyptus profile is strongly citronellal-dominant, followed by isopulegol-family alcohols and citronellol, with only trace cineole and limonene. AromaWeb's safety summary states that Tisserand and Young do not indicate any known hazards for lemon eucalyptus oil.
| Constituent | Typical amount | Reported range | Chemical family | Source |
|---|---|---|---|---|
| Citronellal | 69% | 69–73.91% | monoterpene aldehyde | View sourceOrganic Eucalyptus citriodora - E10103511R https://home-aromatherapy.com/wp-content/uploads/2021/04/Eucalyptus-Lemon-Organic-E10103-1.pdf (Citronellal 69.00% WAX / 73.91% BP5) |
| Isopulegol | 6.29% | 6.29–6.99% | monoterpene alcohol | View sourceOrganic Eucalyptus citriodora - E10103511R https://home-aromatherapy.com/wp-content/uploads/2021/04/Eucalyptus-Lemon-Organic-E10103-1.pdf (Isopulegol 6.29% BP5 / 6.99% WAX) |
| Citronellol | 5.71% | 5.71–5.75% | monoterpene alcohol | View sourceOrganic Eucalyptus citriodora - E10103511R https://home-aromatherapy.com/wp-content/uploads/2021/04/Eucalyptus-Lemon-Organic-E10103-1.pdf (Citronellol 5.71% BP5 / 5.75% WAX) |
| iso-Isopulegol | 3.5% | 3.5–3.5% | monoterpene alcohol | View sourceOrganic Eucalyptus citriodora - E10103511R https://home-aromatherapy.com/wp-content/uploads/2021/04/Eucalyptus-Lemon-Organic-E10103-1.pdf (iso-Isopulegol 3.50% WAX) |
| 1,8-Cineole | 0.94% | 0.94–1.08% | monoterpene ether | View sourceOrganic Eucalyptus citriodora - E10103511R https://home-aromatherapy.com/wp-content/uploads/2021/04/Eucalyptus-Lemon-Organic-E10103-1.pdf (1,8-Cineole 0.94% BP5 / 1.08% WAX) |
| Linalool | 0.45% | 0.45–6.99% | monoterpene alcohol | View sourceOrganic Eucalyptus citriodora - E10103511R https://home-aromatherapy.com/wp-content/uploads/2021/04/Eucalyptus-Lemon-Organic-E10103-1.pdf (Linalool 0.45% BP5 / 6.99% WAX; coelution noted in report) |
| beta-Caryophyllene | 0.51% | 0.51–0.52% | sesquiterpene hydrocarbon | View sourceOrganic Eucalyptus citriodora - E10103511R https://home-aromatherapy.com/wp-content/uploads/2021/04/Eucalyptus-Lemon-Organic-E10103-1.pdf (beta-Caryophyllene 0.51% WAX / 0.52% BP5) |
| Citronellyl acetate | 2.67% | 2.67–2.67% | monoterpene ester | View sourceChemical Composition Analysis of Eucalyptus citriodora Essential Oil Using GC-MS and NMR Spectroscopy Imoisi, C. & Okhale, S. (2024), Trends in Agricultural Sciences 3(2):83-90, Table 1 (Citronellyl acetate 2.67%). https://doi.org/10.17311/tas.2024.83.90 |
| alpha-Pinene | 0.4% | 0.4–0.4% | monoterpene hydrocarbon | View sourceChemical Composition Analysis of Eucalyptus citriodora Essential Oil Using GC-MS and NMR Spectroscopy Imoisi, C. & Okhale, S. (2024), Trends in Agricultural Sciences 3(2):83-90, Table 1 (alpha-Pinene 0.4%). https://doi.org/10.17311/tas.2024.83.90 |
| beta-Pinene | 1.25% | 1.25–1.25% | monoterpene hydrocarbon | View sourceChemical Composition Analysis of Eucalyptus citriodora Essential Oil Using GC-MS and NMR Spectroscopy Imoisi, C. & Okhale, S. (2024), Trends in Agricultural Sciences 3(2):83-90, Table 1 (beta-Pinene 1.25%). https://doi.org/10.17311/tas.2024.83.90 |
| Geraniol | 0.35% | 0.35–0.35% | monoterpene alcohol | View sourceChemical Composition Analysis of Eucalyptus citriodora Essential Oil Using GC-MS and NMR Spectroscopy Imoisi, C. & Okhale, S. (2024), Trends in Agricultural Sciences 3(2):83-90, Table 1 (Geraniol 0.35%). https://doi.org/10.17311/tas.2024.83.90 |
| Citronellic acid | 4.31% | 4.31–4.31% | monoterpenoid acid | View sourceChemical Composition Analysis of Eucalyptus citriodora Essential Oil Using GC-MS and NMR Spectroscopy Imoisi, C. & Okhale, S. (2024), Trends in Agricultural Sciences 3(2):83-90, Table 1 (Citronellic acid 4.31%). https://doi.org/10.17311/tas.2024.83.90 |
Profile source: Organic Eucalyptus citriodora - E10103511R; Lemon Eucalyptus Essential Oil profile · https://home-aromatherapy.com/wp-content/uploads/2021/04/Eucalyptus-Lemon-Organic-E10103-1.pdf ; https://www.aromaweb.com/essential-oils/lemon-eucalyptus-essential-oil.php
A TRADITION OF BOTANICAL CURIOSITY
Traditional & reported uses
These uses reflect the profile's reported traditions and literature. They are not established treatment recommendations.
- traditionally used in aromatherapy for its fresh, citronella-like insect-deterrent reputation
- reported to be used in outdoor and travel blends for a refreshing atmosphere
- used in massage blends for muscle and joint comfort
- traditionally associated with supporting clear breathing when diffused
- used in perfumery and household products for its strong lemony-citronellal facet
- reported to support an uplifting, energized mood in diffuser blends
For aromatherapy and wellness use only — not medical advice. Effect statements are traditional/reported associations, not treatment claims. The Synergy Rating scores blend craft, harmony and safety, not medical efficacy. Read the safety framework.
What we're still learning · 2 data gaps
Good decisions start with knowing what is — and isn't — in the evidence.
- The `max_dermal_pct` value of 100 reflects the archive's unrestricted-oil convention, based on AromaWeb's public summary that Tisserand and Young do not indicate any known hazards for Lemon Eucalyptus Oil rather than on a directly published numeric leave-on maximum.
- Odor intensity 60 is a normalization from qualitative public odor language such as 'sweet, lemony and fresh' and AromaWeb's 'Strength of Initial Aroma: Medium' rather than a native 0-100 measurement.